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-rw-r--r--src/pcm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/pcm.c b/src/pcm.c
index c09f045..1ce1a54 100644
--- a/src/pcm.c
+++ b/src/pcm.c
@@ -201,6 +201,7 @@ unsigned int pcm_get_buffer_size(struct pcm *pcm)
/** Gets the file descriptor of the PCM.
* Useful for extending functionality of the PCM when needed.
+ * @param pcm A PCM handle.
* @return The file descriptor of the PCM.
* @ingroup libtinyalsa-pcm
*/